| Vendor | Spec | Unit | Price | Currency | Date |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 437.36 | USD | 20251031 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.01 | USD | 20251031 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.01 | USD | 20251031 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.49 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251031 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.5 | USD | 20251031 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251031 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.36 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.9 | USD | 20251031 |